two-sum

Author: E-1on

two-sum/Sung-Heon.py

@@ -0,0 +1,8 @@
+class Solution:
+    def twoSum(self, nums: List[int], target: int) -> List[int]:
+        temp = {}
+        for i, num in enumerate(nums):
+            if target - num in temp:
+                return [i, temp[target - num]]
+            temp[num] = i
+        return None